<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>文字颜色</title>
    <style>
        p{
            background-color: aqua;
            /* color: red; */
            /* color: rgb(123,123,123); */
            /* a表示透明度 */
            /* color: rgba(123,123,132,0.5); */
            color: #123;
        }
    </style>
</head>
<body>
    <p>颜色</p>
</body>
</html>